Steam iron



FIG. 1 is a front left side perspective view of the steam iron of the present invention;

FIG. 2 is an enlarged left side perspective view thereof;

FIG. 3 is an enlarged front view thereof;

FIG. 4 is an enlarged rear view thereof;

FIG. 5 is an enlarged top view thereof;

FIG. 6 is an enlarged bottom view thereof; and,

FIG. 7 is an enlarged left side view thereof, the right side being a mirror image. 

I claim the ornamental design for a steam iron, as shown. 